Repair guide
How to fix a cracked bathroom tile?
A localized crack in a ceramic or porcelain bathroom wall or floor tile can be filled, rebuilt where material is missing and color-matched without removing the tile. The Coconix Tile & Stone Repair Kit pairs epoxy tile putty for deeper or wider sections with ten mixable color compounds for the visible finish.
Before repairing, make sure the tile is firmly bonded and correct active moisture, failed waterproofing or continuing wall or floor movement. Then clean and dry the crack, rebuild its depth where needed, match the tile color and pattern, level the surface and let every layer harden.
Repair at a glance: cracks on a bathroom tile
- Material
- ceramic or porcelain bathroom tile
- Damage
- cracks
- Item
- bathroom tile
Repair cost
How much does it cost to repair cracks on a bathroom tile?
Professional repair estimates by currency
USD
United States dollar
- Smaller repair$130–$500
EUR
Euro
- Smaller repair€85–€150
GBP
British pound
- Smaller repair£85–£175
What does professional repair cost?
What does a DIY repair cost?
$19.95
The kit price shown here is live. One kit can often cover more than one small repair.
See the repair kitWhat changes the repair cost?
- The size, depth and severity of the damage
- The material and whether reinforcement is needed
- The color, grain, texture and finish-matching work
- Local labor rates and whether the item must be transported
Professional prices are indicative ranges from the approved article content and can vary by repairer, location and condition. Request a local quote for an exact comparison.
Difficulty
How difficult is it to repair cracks on a bathroom tile?
Time required
How long does it take to repair cracks on a bathroom tile?
When cracks on a bathroom tile can be repaired at home
When to call a professional for cracks on a bathroom tile
Prepare before you start
Materials needed to repair cracks on a bathroom tile
-
Coconix Tile & Stone Repair Kit
-
Cleaning Cloth
-
Sanding Paper (optional)
Before repairing cracks on a bathroom tile
Watch how to repair cracks on a bathroom tile
The written procedure below covers the repair steps shown in the video.
Detailed procedure
How to repair cracks on a bathroom tile: step by step
-
Step 1
Clean and Prepare the Crack
- Carefully remove loose tile or stone fragments and dust without enlarging the crack.
- Wipe the crack and surrounding surface with a damp cloth, then let it dry thoroughly before applying repair material.
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Step 2
Knead Putty for Deep Crack Sections
- Use the epoxy tile putty where the crack is deeper or wider than 1/4 inch (0.6 cm); use color compound alone for shallow surface damage.
- Knead the putty until its color is uniform and apply it within two minutes.
-
Step 3
Fill and Shape the Crack
- Press the putty firmly into deep sections so no air bubbles remain, keeping the surrounding tile or stone face clean.
- Smooth and shape the putty before it hardens; after one hour it can be sanded only where the surface finish is compatible with sanding.
-
Step 4
Mix the Matching Tile or Stone Color
- Use the color mixing guide and reusable jar to build the closest base color for the surrounding tile or stone.
- Test a small amount and let it dry fully before making small color adjustments; add tiny amounts of white or black to change the tint or shade.
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Step 5
Apply Color Compound Along the Crack
- Apply the matching repair compound beneath and along the visible edges of the crack, then work toward the center.
- Use the spatula along broader sections and the applicator brush for narrow lines and detailed areas.
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Step 6
Level the Repair at the Surface
- Smooth the filled crack so it follows the original surface plane and remove excess compound from the intact surrounding finish.
- Wipe away excess with a paper towel or damp cloth before the compound dries.
-
Step 7
Restore the Pattern and Let It Dry
- Recreate nearby veining, pattern, or texture with the fine brush and matching colors where needed.
- Let the repair compound dry for several hours until it is no longer sticky; add thin layers only after the preceding layer is ready.
Protect the result
How to care for a bathroom tile after repairing cracks
- Let the repair compound dry for several hours until it is no longer sticky before normal cleaning or use.
- Use gentle, surface-compatible cleaners on the repaired area.
- If surrounding tile or stone begins to move again, correct that movement before touching up the repair.
Aftercare
Troubleshooting
Why did the repaired tile or stone crack return?
The tile or stone remains loose, active moisture is present, or continuing substrate movement is reopening the crack.
Stabilize the tile or stone and correct the moisture or movement first. Clean and dry the crack, rebuild deep or wide sections with uniformly prepared epoxy putty, restore the matched surface color and nearby pattern, then leave the repair undisturbed until it is dry.
Get qualified assessment when movement or moisture continues after the visible surface is stabilized, or when the surrounding installation is broadly loose or damaged.
Why is tile or stone repair compound not bonding or curing evenly?
Contamination, moisture, incomplete epoxy-putty mixing, continuing substrate movement or disturbance during curing is preventing a stable bond.
Correct movement or moisture first. Remove only loose or unstable repair material, then clean and dry the damaged surfaces. Prepare the epoxy putty uniformly, rebuild the stable void to the surrounding level, apply the matched surface color as directed and keep the repair undisturbed for the full drying period.
Use qualified assessment when moisture or movement continues, the installation is broadly loose, or the damaged section cannot support a stable localized repair.
Why does a repair stand out after it dries?
Color, surface level, edge transition or material detail differs from the surrounding area, even if the other three are correct.
View the fully dry repair from normal distance and light, then check color, level, edge and texture separately. Correct only the failed check with the matching Coconix How-to: adjust and dry-test the mix for color, level only where the approved method permits, keep the blend boundary small, or restore the material-specific grain, pile, weave or texture.
Why did the repair color change as it dried?
The mixture was judged while wet, the test layer was too thick, or the surface detail and lighting changed the apparent result.
Keep the remaining mixture. Make one very small correction, mix thoroughly and test again. If the base color is correct but the repair still stands out, recreate the required texture, grain, pattern or pile instead of changing the color again.
Stop before visible application if repeated small tests do not match; send Coconix natural-light photos of the whole item, the damage and a nearby undamaged area.
Frequently asked questions
What damage can the Coconix Tile & Stone Repair Kit repair?
Which surfaces are compatible with the Coconix Tile & Stone Repair Kit?
How do I match the color and pattern of a tile or stone repair?
What should I check before repairing tile or stone damage?
Customer repair story
Amazing Product. Great customer service.
We found this product through a Google search once a hole developed in our slate. It came quickly, with well written instructions and good quality product. As you can see from the photo, we were able to match the color of our slate nearly perfectly. And,the company has reached out to make sure we don’t have questions. Personal service for a great product.
Individual repair results vary with the damage, material, preparation and application.
Recommended for this method
Best Coconix kit to repair cracks on a bathroom tile
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Repair localized tile and stone damage without replacing the entire surface. The Coconix Tile and Stone Repair Kit combines kneadable epoxy tile putty with 10 mixable repair compounds...
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